<template>
  <div class="login-container">
    <div class="diawer"></div>
    <div class="wrap">
      <div class="titles">
        <h1 >基于Springboot的商品数据分析<br/>的设计与实现</h1>
        <h3></h3>
      </div>
      <div>
        <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="off" label-position="left">
          <div class="title-container">
            <h3 class="title">登录</h3>
          </div>
          <el-form-item prop="username">
            <span class="svg-container">
              <svg-icon icon-class="user" />
            </span>
            <el-input ref="username" v-model="loginForm.username" placeholder="请输入账号" name="username" type="text" tabindex="1" auto-complete="off" />
          </el-form-item>
          <el-form-item prop="password">
            <span class="svg-container">
              <svg-icon icon-class="password" />
            </span>
            <el-input :key="passwordType" ref="password" v-model="loginForm.password" :type="passwordType" placeholder="请输入密码" name="password" tabindex="2" auto-complete="off" @keyup.enter.native="handle" />
            <span class="show-pwd" @click="showPwd">
              <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
            </span>
          </el-form-item>
          <template>
            <el-link style="margin: 0 0 8px 0;color: #fff"  @click="register">注册账号</el-link>
          </template>
          <div>
            <el-button :loading="loading" type="primary"  @click.native.prevent="handle">进入大屏</el-button>
            <el-button :loading="loading" type="primary"  @click.native.prevent="handleManage">进入后台</el-button>
          </div>
        </el-form>
      </div>
    </div>
  </div>
</template>

<script>
import { login } from '@/api/user';
export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!value || value.length<1) {
        callback(new Error('请输入用户名'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 1) {
        callback(new Error('请输入密码'))
      } else {
        callback()
      }
    }
    return {
      checked:false,
      loginForm: {
        username: '',
        password: ''
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      radio: '1',
      data: [],
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    // 登录
    async handle() {
      const response = await login({
        userName: this.loginForm.username,
        password: this.loginForm.password,
        isManager:false,
      })
      if (response.code!==100) return this.$message.warning(response.msg)
      this.$message.success('登陆成功！')
      window.sessionStorage.setItem('user','true')
      this.$router.push('/dashboard').catch(_ => {})
    },
    async handleManage(){
      const response = await login({
        userName: this.loginForm.username,
        password: this.loginForm.password,
        isManager:true,
      })
      if (response.code!==100) return this.$message.warning(response.msg)
      this.$message.success('登陆成功！')
      window.sessionStorage.setItem('manager','true')
      this.$router.push('/manage').catch(_ => {})
    },
    register(){
      this.$router.push('/register')
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}
/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;
.login-container {
  min-height: 100%;
  width: 100%;
  overflow: hidden;
  background: url('../../assets/login.jpg') no-repeat 0 0 ;
  background-size: 100% 100%;
  .diawer {
    width: 100%;
    height: 100%;
    background-image: linear-gradient(
      45deg,
      rgba(0, 0, 0, 0.3) 0%,
      rgba(0, 0, 0, 0.3) calc(50% - 1px),
      transparent 50%,
      rgba(0, 0, 255, 0.1) calc(50% + 1px),
      rgba(0, 0, 255, 0.1) 100%
    );
    position: absolute;
    left: 0;
    top: 0;
  }
  .wrap {
    width: 100%;
    height: 50%;
    margin: 0 auto;
    position: absolute;
    left: 0;
    top: 0;
    transform: translate(0%, 50%);
    display: flex;
    justify-content: space-around;
    align-items: center;
    .titles {
      text-align: center;
      color: #fff;
      h1 {
        font-size: 50px;
      }
      h3 {
        text-align: center;
        text-decoration: underline;
        margin-top: 152px;
        font-size: 30px;
      }
    }
  }
  .login-form {
    width: 520px;
    max-width: 100%;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 40px;
      color: #fff;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
